Commit 3c06b7a1 authored by Dave Jones's avatar Dave Jones Committed by Greg Kroah-Hartman

staging/bcm: move IOCTL_BCM_SELECT_DSD case out to its own function.

bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.
Signed-off-by: default avatarDave Jones <davej@fedoraproject.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3aae97fb
...@@ -1838,6 +1838,53 @@ static int bcm_char_ioctl_get_flash_cs_info(void __user *argp, struct bcm_mini_a ...@@ -1838,6 +1838,53 @@ static int bcm_char_ioctl_get_flash_cs_info(void __user *argp, struct bcm_mini_a
return Status; return Status;
} }
static int bcm_char_ioctl_select_dsd(void __user *argp, struct bcm_mini_adapter *Adapter)
{
struct bcm_ioctl_buffer IoBuffer;
INT Status = STATUS_FAILURE;
UINT SectOfset = 0;
enum bcm_flash2x_section_val eFlash2xSectionVal;
eFlash2xSectionVal = NO_SECTION_VAL;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SELECT_DSD Called");
if (IsFlash2x(Adapter) != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
return -EINVAL;
}
Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
return -EFAULT;
}
Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
return -EFAULT;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Read Section :%d", eFlash2xSectionVal);
if ((eFlash2xSectionVal != DSD0) &&
(eFlash2xSectionVal != DSD1) &&
(eFlash2xSectionVal != DSD2)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Passed section<%x> is not DSD section", eFlash2xSectionVal);
return STATUS_FAILURE;
}
SectOfset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
if (SectOfset == INVALID_OFFSET) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Provided Section val <%d> does not exist in Flash 2.x", eFlash2xSectionVal);
return -EINVAL;
}
Adapter->bAllDSDWriteAllow = TRUE;
Adapter->ulFlashCalStart = SectOfset;
Adapter->eActiveDSD = eFlash2xSectionVal;
return STATUS_SUCCESS;
}
static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
{ {
...@@ -2066,49 +2113,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) ...@@ -2066,49 +2113,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
Status = bcm_char_ioctl_get_flash_cs_info(argp, Adapter); Status = bcm_char_ioctl_get_flash_cs_info(argp, Adapter);
return Status; return Status;
case IOCTL_BCM_SELECT_DSD: { case IOCTL_BCM_SELECT_DSD:
UINT SectOfset = 0; Status = bcm_char_ioctl_select_dsd(argp, Adapter);
enum bcm_flash2x_section_val eFlash2xSectionVal; return Status;
eFlash2xSectionVal = NO_SECTION_VAL;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "IOCTL_BCM_SELECT_DSD Called");
if (IsFlash2x(Adapter) != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Does not have 2.x map");
return -EINVAL;
}
Status = copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of IOCTL BUFFER failed");
return -EFAULT;
}
Status = copy_from_user(&eFlash2xSectionVal, IoBuffer.InputBuffer, sizeof(INT));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Copy of flash section val failed");
return -EFAULT;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Read Section :%d", eFlash2xSectionVal);
if ((eFlash2xSectionVal != DSD0) &&
(eFlash2xSectionVal != DSD1) &&
(eFlash2xSectionVal != DSD2)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Passed section<%x> is not DSD section", eFlash2xSectionVal);
return STATUS_FAILURE;
}
SectOfset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
if (SectOfset == INVALID_OFFSET) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Provided Section val <%d> does not exist in Flash 2.x", eFlash2xSectionVal);
return -EINVAL;
}
Adapter->bAllDSDWriteAllow = TRUE;
Adapter->ulFlashCalStart = SectOfset;
Adapter->eActiveDSD = eFlash2xSectionVal;
}
Status = STATUS_SUCCESS;
break;
case IOCTL_BCM_NVM_RAW_READ: { case IOCTL_BCM_NVM_RAW_READ: {
struct bcm_nvm_readwrite stNVMRead; struct bcm_nvm_readwrite stNVMRead;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment